1.   It also covers the starter motor and the break master cylinder, and that is for a full twelve month period.

2.   As result, the company is idling plants that have run out of master cylinders and other brake parts.

3.   Air gets into the hydraulic system when the fluid in the master cylinder is too low.

4.   Aisin Seiki will build one of the parts -- brake master cylinders -- at two other factories, said Aisin Seiki spokesman Hideki Hashimoto.

5.   Denso Corp. and Toyota Machine Works Ltd. will produce some of the other parts -- clutch master cylinders and proportioning valves, a part used in brakes.

6.   First, wipe dirt from the brake master cylinder reservoir lid.

7.   Replacement clutch master cylinders will be made at Aisin Shinwa Co., an Aisin Seiki group company, and at other Aisin Seiki suppliers, Hashimoto said.

8.   The company has been shutting down plants that have run out of master cylinders and other brake parts.

9.   Toyota is trying to arrange alternative suppliers for the parts -- brake master cylinders, clutch master cylinders and proportioning valves.

10.   Workers could return to building master cylinders, brake pads and other brake parts at the Dayton plants by tomorrow afternoon, union officials said.